Question

0lease answer to the 8,9, 10 q.no

Answer 1

Answer:

I don't know give it a brainliest

Answer 2

Answer:

(8) Convex

(9) A O H I M X W Y T U V

(10) according to the law of reflection angle of incidence is equal to angle of reflection

if angle i = 45°

then angle r= 45°

=angle i + angle r

45°+45°

=90°

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